CALF RUN AT MARSHALLTON, DE

CALF RUN DE USGS

CALF RUN AT MARSHALLTON, DE (01480017) is a real-time river monitoring station on the CALF RUN in DE, operated by the U.S. Geological Survey. Riverbot tracks its river conditions, including water level, and streamflow and keeps recent, datum-labelled water-level history for anglers. 33 fish species are associated with this station in public fish records.

USGS site number
01480017
Operated by
U.S. Geological Survey
State
DE
Coordinates
39.7274, -75.6519

Live conditions & history

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Fish recorded near this station

Community observations nearby

Calf Run At Marshallton, DE has 33 fish species documented via iNaturalist research-grade observations within 10 km. These community-sourced records indicate fish presence in the vicinity.

Species include: Hickory Shad (Alosa mediocris), Rock Bass (Ambloplites rupestris), American Eel (Anguilla rostrata), Goldfish (Carassius auratus), White Sucker (Catostomus commersonii), and 28 others.

3 species above are flagged non-native or potentially invasive (Goldfish, Northern Snakehead, European Carp). Records show what has been observed near this station, not what is native to the watershed.

Where these records come from

Evidence
Community observations nearby
Research-grade community observations (iNaturalist) recorded near this station, not a formal survey.
Records
33 species
from 200 individual records
Observed
Apr 17, 2025 – Jul 13, 2026
200 dated records

Sources